Rucksacks

Since hitting the market back in 2020, the flex capacitor has calved itself out a niche in the outdoor industry, a bag capable of expanding or contracting, depending on how much gear you are carrying. Sierra Designs says:  Meet the versatile pac…

Since hitting the market back in 2020, the flex capacitor has calved itself out a niche in the outdoor industry, a bag capable of expanding or contracting, depending on how much gear you are carrying. Sierra Designs says:  Meet the versatile pa…

The spiritual little brother of the flex capacitor, the Flex Trail 40-60L Rucksack, can expand or contract depending on how much gear you take. Sierra Designs says: Flex on space, not on budget. Explore like a pro no matter your experience level. Th…